/*
* 组件名称: Register.vue
* 描述:
*   用户注册页面
*/

<template>
  <div class="login-container">
    <div style="color: #39bf23; font-size: 50px; font-weight: bold; position: absolute; text-align: center; top: 50px">农产品销售系统</div>
    <div class="login-box">
      <div style="font-weight: bold; font-size: 24px; text-align: center; margin-bottom: 30px; color: #1450aa">欢 迎 注 册</div>
      <el-form :model="data.form" ref="formRef" :rules="data.rules">
        <el-form-item prop="username">
          <el-input :prefix-icon="User" size="large" v-model="data.form.username" placeholder="请输入账号" />
        </el-form-item>
        <el-form-item prop="password">
          <el-input :prefix-icon="Lock" size="large" v-model="data.form.password" placeholder="请输入密码" show-password />
        </el-form-item>
        <el-form-item prop="confirmPassword">
          <el-input :prefix-icon="Lock" size="large" v-model="data.form.confirmPassword" placeholder="请确认密码" show-password />
        </el-form-item>
        <el-form-item prop="role">
          <el-select v-model="data.form.role" placeholder="请选择角色" size="large" style="width: 100%">
            <el-option label="普通用户" value="USER"></el-option>
            <el-option label="农户" value="FARMER"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item>
          <el-button size="large" type="primary" style="width: 100%" @click="register">注 册</el-button>
        </el-form-item>
      </el-form>
      <div style="text-align: right;">
        还没有账号？请 <a href="/login">登录</a>
      </div>
    </div>
  </div>
</template>

<script setup>
import { reactive, ref } from "vue";
import { User, Lock } from "@element-plus/icons-vue";
import request from "@/utils/request";
import { ElMessage } from "element-plus";
import router from "@/router";

const validatePass = (rule, value, callback) => {
  if (!value) {
    callback(new Error('请确认密码'));
  } else if (value !== data.form.password) {
    callback(new Error('两次输入密码不一致'));
  } else {
    callback();
  }
};

const data = reactive({
  form: { role: 'USER' },
  rules: {
    username: [
      { required: true, message: '请输入账号', trigger: 'blur' },
    ],
    password: [
      { required: true, message: '请输入密码', trigger: 'blur' },
    ],
    confirmPassword: [
      { validator: validatePass, trigger: 'blur' },
    ],
    role: [
      { required: true, message: '请选择角色', trigger: 'change' },
    ]
  }
});

const formRef = ref();

// 点击注册按钮的时候会触发这个方法
const register = () => {
  formRef.value.validate((valid) => {
    if (valid) {
      // 调用后台的接口
      request.post('/register', data.form).then((res) => {
        if (res.code === '200') {
          ElMessage.success("注册成功");
          router.push('/login');
        } else {
          ElMessage.error(res.msg);
        }
      }).catch((error) => {
        console.error(error);
        ElMessage.error("注册失败，请稍后再试");
      });
    }
  });
}
</script>

<style scoped>
.login-container {
  height: 100vh;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  background-image: url("@/assets/imgs/bg.png");
  background-size: cover;
}
.login-box {
  width: 350px;
  padding: 50px 30px;
  border-radius: 5px;
  box-shadow: 0 0 10px rgba(0, 0, 0, .1);
  background-color: rgba(255, 255, 255, .8);
}
</style>